chaos-engineer agent skill by jeffallan
Designs chaos experiments and failure injection frameworks and runs game day exercises for distributed systems, producing runbooks, experiment manifests, rollback procedures, and post-mortem templates.
At a glance
| Publisher | jeffallan |
|---|---|
| Repository | jeffallan/claude-skills (67 listed skills) |
| Category | DevOps and Cloud |
| License | MIT |
| Last commit | October 16, 2026 (repository) |
| SKILL.md | 171 lines, 781 words |
| Bundled files | 6 files, including references |
| Quality score | 84/100 · B Passes all seven graded checks |
| Security scan | Not scanned |
| README badge | Get the badges for this listing |
Before you install
Read from the skill's files at the directory's October 22, 2026 snapshot: what ships with it, what its code reads, and the terms it is published under.
- Bundled scripts: none.
- Commands in SKILL.md: its code blocks run
brew install, which fetches or runs software from outside the skill folder. - License: MIT, an open-source or open-content license.
Install chaos-engineer
The skills CLI works with Claude Code, Codex, Cursor and other agents; the other routes copy the folder by hand.
npx skills add https://github.com/jeffallan/claude-skills/tree/main/skills/chaos-engineertmp="$(mktemp -d)"
git clone --depth 1 https://github.com/jeffallan/claude-skills.git "$tmp/repo"
mkdir -p .claude/skills
cp -R "$tmp/repo/"skills/chaos-engineer .claude/skills/
rm -rf "$tmp"tmp="$(mktemp -d)"
git clone --depth 1 https://github.com/jeffallan/claude-skills.git "$tmp/repo"
mkdir -p .agents/skills
cp -R "$tmp/repo/"skills/chaos-engineer .agents/skills/
rm -rf "$tmp"For a user-level install, copy the folder to ~/.claude/skills/ (Claude Code) or ~/.agents/skills/ (Codex). Inside Codex, $skill-installer can also fetch a skill from GitHub. New to skills? Read How to install agent skills in Claude Code, Codex and Cursor.
jeffallan/claude-skills is third-party code. Read SKILL.md and any bundled scripts before you install it.
How the author describes it
Designs chaos experiments, creates failure injection frameworks, and facilitates game day exercises for distributed systems — producing runbooks, experiment manifests, rollback procedures, and post-mortem templates. Use when designing chaos experiments, implementing failure injection frameworks, or conducting game day exercises. Invoke for chaos experiments, resilience testing, blast radius control, game days, antifragile systems, fault injection, Chaos Monkey, Litmus Chaos.
From the description field of SKILL.md. Agents read this line to decide when to load the skill.
Sections in SKILL.md
- When to Use This Skill
- Core Workflow
- Reference Guide
- Safety Checklist
- Output Templates
- Concrete Example: Pod Failure Experiment (Litmus Chaos)
- Step 1 — Define steady state and apply the experiment
- Step 2 — Create and apply a Litmus ChaosEngine manifest
- Step 3 — Monitor during the experiment
- Step 4 — Rollback / abort if steady state is violated
- Concrete Example: Network Latency with toxiproxy
- Concrete Example: Chaos Monkey (Spinnaker / standalone)
Files in the skill folder
SKILL.mdreferences/chaos-tools.mdreferences/experiment-design.mdreferences/game-days.mdreferences/infrastructure-chaos.mdreferences/kubernetes-chaos.md
Suede Skill Check: 84/100 · B
Report snapshot · · graded-v2
The rubric totals 100 points; published scores are capped at 99. Security scan: not scanned.
Source revision: 36f3fe8052da. Report version 0e710364d0d2. Badge URLs follow the latest listing; save the report to keep this version.
Download report · Request a fresh review
What to review next
- Boundary clause: 0 of 4 points. 4 when the description says when not to use the skill (“Not for …”, “Do not use …”, “Use … instead”).
- Example request: 0 of 3 points. 3 when the description quotes an example request (3–60 characters in quotation marks).
- Bundled scripts: 0 of 2 points. 2 when the skill folder ships a scripts/ folder.
Add declarations and bundled files when they describe the skill’s actual needs. Update the source, then request a fresh review with the changed commit or PR.
chaos-engineer passes the required frontmatter check and all seven graded checks, which cover the SKILL.md format, a declared license and a commit in the last year. Those checks earn 56 of the score’s points; the rest come from description quality, instruction depth, bundled files, maintenance and curated-list citations. How the score works.
See the checks and points
| Check | Result |
|---|---|
| Frontmatter parses and declares a name and a description | Pass |
| Name uses lowercase letters, digits and hyphens, 64 characters or fewer | Pass |
| Name matches the skill's folder name | Pass |
| Description is between 50 and 1,024 characters | Pass |
| Description says when an agent should use the skill | Pass |
| SKILL.md body is 500 lines or fewer | Pass |
| A license is declared in the frontmatter or the repository | Pass |
| Repository has a commit in the last 12 months | Pass |
| Score component | Points |
|---|---|
| Structural checks | 56 of 56 |
| Description length | 5 of 5 |
| Boundary clause | 0 of 4 |
| Example request | 0 of 3 |
| Instruction depth | 7 of 7 |
| Reference files | 3 of 3 |
| Bundled scripts | 0 of 2 |
| Recent maintenance | 9 of 9 |
| Curated-list citations | 4 of 7 |
| Tool permissions declared | 0 of 2 |
| Compatibility declared | 0 of 2 |
Two badges for chaos-engineer
Choose the numeric badge, the letter badge, or both. Each links to this skill’s Suede AI listing; either valid linked badge can qualify for the feature offer.
[](https://suedeai.directory/jeffallan/claude-skills/chaos-engineer/)
[](https://suedeai.directory/jeffallan/claude-skills/chaos-engineer/)<a href="https://suedeai.directory/jeffallan/claude-skills/chaos-engineer/"><img src="https://suedeai.directory/jeffallan/claude-skills/chaos-engineer/score.svg" alt="Suede Skill Check: 84/100" width="160" height="175"></a>
<a href="https://suedeai.directory/jeffallan/claude-skills/chaos-engineer/"><img src="https://suedeai.directory/jeffallan/claude-skills/chaos-engineer/badge.svg" alt="Suede Skill Check: Grade B" width="160" height="175"></a>Suede Certified on the shield refers to this published structural quality check. Security scan: not scanned. Read the methodology.
Limited-time feature offer: Display either quality badge in your repository or skill README, linked to your listing, then request verification. Suede AI checks the rendered README at a recorded commit. Eligible skills scoring 80–99 with a verified badge can receive a featured placement while the offer is open. Request badge verification.
Publishers: read How to get your agent skill found in search and cited by AI assistants.
Where this skill is cited
jeffallan/claude-skills appears in 3 curated lists: BehiSecc/awesome-claude-skills, hesreallyhim/awesome-claude-code, karanb192/awesome-claude-skills.